Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
In Karijärvi, the beginning of September is marked by a lowered average high-temperature, shifting from August's agreeable 20.4°C (68.7°F) to a mild 14.9°C (58.8°F). During the month of September, the temperature falls to an average of 8.3°C (46.9°F).Humidity
In Karijärvi, the average relative humidity in September is 82%.Rainfall
In September, the rain falls for 13.2 days. Throughout September, 32mm (1.26") of precipitation is accumulated. Throughout the year, in Karijärvi, there are 131.9 rainfall days, and 451mm (17.76") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
In Karijärvi, the average length of the day in September is 12h and 54min.On the first day of the month, sunrise is at 06:07 and sunset at 20:20. On the last day of September, in Karijärvi, Finland, sunrise is at 07:19 and sunset at 18:48 EEST.
Sunshine
In September, the average sunshine in Karijärvi is 7.1h.UV index
The average daily maximum UV index in September in Karijärvi is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The UV index of 3 during September translates into the following guidance:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Direct Sun exposure should be minimized especially during midday when radiation is most intense. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Karijärvi in September?
What is the average humidity in September in Karijärvi?
How much does it rain in Karijärvi in September?
When it does not snow in Karijärvi?
Does it snow in Karijärvi in September?
What is the average length of the day in September in Karijärvi?
What time are sunrise and sunset in September in Karijärvi?
How many hours of sunshine does Karijärvi have in September?
What is the UV index reading in September in Karijärvi?
Average temperature in September
Karijärvi, Finland
- Average high temperature in September: 14.9°C
The warmest month (with the highest average high temperature) is July (21.6°C).
The month with the lowest average high temperature is January (-4.3°C).
- Average low temperature in September: 8.3°C
The month with the highest average low temperature is July (13°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).
Average pressure in September
Karijärvi, Finland
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008.7mbar).
Average wind speed in September
Karijärvi, Finland
- Average wind speed in September: 11.6km/h
The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in September
Karijärvi, Finland
- Average humidity in September: 82%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (68%).
Average rainfall in September
Karijärvi, Finland
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Karijärvi, Finland
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is February (3.5 days).
Average snowfall in September
Karijärvi, Finland
- Average snowfall in September: 0mm
The month with the highest snowfall is February (231mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Karijärvi, Finland
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Karijärvi, Finland
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 42min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 12min).
Average sunshine days in September
Karijärvi, Finland
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is May (17.3 days).
The month with the least sunshine days is December (5.5 days).
Average UV index in September
Karijärvi, Finland
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Karijärvi, Finland
- Average cloud cover in September: 52
The months with the most cloud cover are January and February (Cloud cover 80).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in September
Karijärvi, Finland
- Average visibility in September: 9km
The months with the highest visibility are May, June, July, August and September (9km).
The months with the lowest visibility are January, February and March (6km).
Karijärvi, Finland
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